Claire was 10 years old when she started hearing voices. They would torment her, call her names and tell her to self-harm. She tells Helen Pidd about her experience of psychosis, where reality is disturbed by hallucinations and delusions. For decades, she struggled to get effective treatment until she joined a digital avatar therapy trial. “The principle is that you sit down with your therapist and design the avatar,” journalist Jenny Kleeman tells Helen. This allows the clinician and patient to “manifest the voices that people hear in their heads and experience them as real, external voices.” “The therapist is